Removal and Replacement
TDS 310, TDS 320 & TDS 350 Service Manual
6Ć13
1. Have handy a screwdriver with a size TĆ15 TorxR tip (Items 1 and 2).
2. Pull out on both of the hubs on the cabinet handle to unlock it for posiĆ
tioning. While holding the hubs unlocked, rotate the handle towards the
bottom of the oscilloscope.
3. Set the oscilloscope so its face is down with its front cover on the work
surface and its bottom facing you. Reference Figure 6Ć5 on page 6Ć14 as
you do the following steps.
4. Remove the four TĆ15 TorxR screws securing the rear cover to the
oscilloscope. Lift off the rear cover. If no other parts are being serviced,
skip to the end (step 11) of this procedure.
5. Remove the single TĆ15 TorxR screw at the left side of the oscilloscope.
6. Lift the cabinet upwards to slide it off the oscilloscope.
7. If no other cabinet parts are being serviced, skip the rest of this proceĆ
dure.
8. Working from the inside of the cabinet, remove the TĆ20 TorxR screw
securing each handle hub to the cabinet.
9. Working from the outside of the cabinet, grasp the two handle hubs and
pull them outward from the cabinet until they are out of the cabinet.
10. While holding the handle hubs pulled out, lift the handle away to reĆ
move.
11. Reinstallation:
a. Do, in reverse order, steps 9 and 8 to reinstall the handle assembly.
b. Do, in reverse order, steps 6 through 4 to reinstall the cabinet, while
observing the following precautions:
H Take care not to bind or snag the cabinet on internal cabling;
redress cables as necessary.
H When sliding the cabinet onto the oscilloscope, be sure that the
front and rear ridges of the main chassis slide into the grooves
at the rear of the cabinet and on the front trim.
H Install the four screws at the rear panel before installing the
single screw at the left side of the cabinet.
Rear Cover, Cabinet,
and Cabinet Handle
